Optical and Quantum Electronics最新文献

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A polarization-independent hybrid structure of the triple unsymmetrical optical micro ring resonator for application as an optical filter and biosensor 用于光学滤光器和生物传感器的三不对称光学微环谐振器的偏振无关混合结构
IF 4 3区 工程技术
Optical and Quantum Electronics Pub Date : 2026-08-27 DOI: 10.1007/s11082-026-09115-5
Pankaj Kumar Ray, Suman Ranjan
{"title":"A polarization-independent hybrid structure of the triple unsymmetrical optical micro ring resonator for application as an optical filter and biosensor","authors":"Pankaj Kumar Ray,&nbsp;Suman Ranjan","doi":"10.1007/s11082-026-09115-5","DOIUrl":"10.1007/s11082-026-09115-5","url":null,"abstract":"<div><p>In this work, mathematical designing and simulation analysis of a triple unsymmetrical optical micro ring resonator (TUOMRR) for optical filter and cancer cell detection sensor applications have been investigated. The proposed TUOMRR focuses on the performance analysis of a 1×2 optical filter to address the requirement of high FSR and high Q-value. The novelty of the proposed structure is that it can be used as an optical filter as well as a biosensor to detect various cancer cells. The FSR obtained for. <span>({Tf}_{1}and {Tf}_{2})</span> are 615 THz and 840 THz, respectively. The sensitivity achieved for the biosensor ranges from 207.29 nm/RIU to 441.1 nm/ RIU, while the FOM and LoD obtained is approximately <span>(107.596 {RIU}^{-1})</span>, and <span>(2.27{times 10}^{-5} RIU)</span> repectively. The sensor exhibits reliable operation for analyte refractive indices between 1.35 and 1.41 RIU, corresponding to typical bioanalytes in aqueous environments. A 3-D OptiFDTD mode solver with the finite difference method has been used for mode analysis. When the waveguide width is between <span>(0.5mu m)</span> and <span>(0.6mu m)</span>, it supports only one mode of TM, and for widths ranging from <span>(0.7mu m)</span> to <span>(1.5mu m)</span>, it supports one TM and one TE mode, with TE as the dominating mode. The propagation of the wave is polarization-independent at waveguide widths of <span>(0.8607 mu m.)</span> The simulation results are carried out at waveguide widths of <span>(0.8607mu m)</span>, and hence the simulation results are independent of the type of polarization (TE/TM).</p></div>","PeriodicalId":720,"journal":{"name":"Optical and Quantum Electronics","volume":"58 11","pages":""},"PeriodicalIF":4.0,"publicationDate":"2026-08-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148838109","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Tailoring the electronic and optical properties of ZnO NPs via Aloe vera-assisted green synthesis: experimental and semi-empirical analysis 通过芦荟辅助绿色合成调整ZnO纳米粒子的电子和光学性质:实验和半经验分析
IF 4 3区 工程技术
Optical and Quantum Electronics Pub Date : 2026-08-27 DOI: 10.1007/s11082-026-09113-7
Ahmed Kadari, Mohamed Amine Marouf, Mokhtar Halimi, Intesar A. El-Mesady
{"title":"Tailoring the electronic and optical properties of ZnO NPs via Aloe vera-assisted green synthesis: experimental and semi-empirical analysis","authors":"Ahmed Kadari,&nbsp;Mohamed Amine Marouf,&nbsp;Mokhtar Halimi,&nbsp;Intesar A. El-Mesady","doi":"10.1007/s11082-026-09113-7","DOIUrl":"10.1007/s11082-026-09113-7","url":null,"abstract":"<div><p>Zinc oxide nanoparticles (ZnO NPs) were successfully synthesized via a green route using Aloe vera extract as a renewable and non-toxic reducing and stabilizing agent. Five samples were prepared, including pure ZnO and ZnO nanoparticles synthesized using different volumes of Aloe vera extract (5, 15, 25, and 35 mL), to investigate the influence of the extract volume on their structural and optical properties. The obtained nanoparticles were characterized using X-ray diffraction (XRD), Fourier-transform infrared spectroscopy (FT-IR), and UV–visible spectroscopy. XRD analysis confirmed the formation of the hexagonal wurtzite structure, with an average crystallite size of approximately 29.7 nm estimated using the Scherrer equation. The optical band gap, determined using the indirect Tauc method (ITM), absorption spectrum fitting (ASF), and derivative absorption spectrum fitting (DASF) approaches, varied from 2.802 to 3.302 eV depending on the analysis method and extract volume. The Urbach energy ranged from 0.272 to 0.703 eV, indicating the presence of localized states associated with structural disorder. Although neither the crystallite size nor the Urbach energy exhibited a monotonic variation with increasing extract volume, their variation indicates that the use of Aloe vera extract influences the structural and optical characteristics of the synthesized ZnO nanoparticles. The size-dependent optical behavior was further examined using the Brus model; however, given that the crystallite sizes (28–32 nm) are considerably larger than the ZnO exciton Bohr radius, the model was used only to estimate a possible size-related contribution and not as direct evidence of strong quantum confinement. A theoretical Burstein–Moss analysis was also performed using assumed carrier-concentration values to estimate the possible contribution of carrier-induced band filling to the optical band gap. These calculations are therefore considered theoretical estimates rather than direct experimental confirmation of quantum confinement or experimentally measured carrier-concentration effects. The results demonstrate that green synthesis using Aloe vera extract provides a practical approach for modifying the structural and optical characteristics of ZnO NPs. The findings may contribute to the development of ZnO-based materials for potential optoelectronic and photocatalytic applications.</p></div>","PeriodicalId":720,"journal":{"name":"Optical and Quantum Electronics","volume":"58 11","pages":""},"PeriodicalIF":4.0,"publicationDate":"2026-08-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148838106","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Cladding-mode-engineered linewidth narrowing in silver-coated hollow-core microstructured fiber surface plasmon resonance sensors 镀银空心芯微结构光纤表面等离子体共振传感器的包层模式工程线宽变窄
IF 4 3区 工程技术
Optical and Quantum Electronics Pub Date : 2026-08-27 DOI: 10.1007/s11082-026-09111-9
Jianpeng He, Zhiyong Yin
{"title":"Cladding-mode-engineered linewidth narrowing in silver-coated hollow-core microstructured fiber surface plasmon resonance sensors","authors":"Jianpeng He,&nbsp;Zhiyong Yin","doi":"10.1007/s11082-026-09111-9","DOIUrl":"10.1007/s11082-026-09111-9","url":null,"abstract":"<div><p>Broad resonance linewidth remains a key limitation of fiber-optic surface plasmon resonance (SPR) sensors, as it degrades wavelength interrogation accuracy and restricts further improvement in detection performance. In this work, a silver-coated hollow-core microstructured optical fiber (MOF) is proposed to achieve linewidth-narrowed SPR through cladding-mode engineering. Instead of relying on additional functional layers to enhance sensitivity, the proposed design redistributes the modal field toward the metal–dielectric interface and strengthens the overlap between the guided cladding mode and the surface plasmon polariton mode. Finite-element simulations are performed to compare the plasmonic responses of the hollow-core MOF and a conventional no-core fiber reference structure. The results show that the cladding-mode-excited configuration produces stronger mode–SPP coupling and a narrower resonance linewidth than the core-mode-excited reference. In particular, the radially divergent cladding mode provides a stronger radial electric-field component at the circular silver–analyte interface, enabling more efficient TM-like plasmonic coupling than the X/Y linearly polarized cladding mode. After optimization of the silver film and central air-hole diameter, the proposed sensor achieves refractive index sensing over the range of 1.33–1.42, with a maximum wavelength sensitivity of 15,800 nm/RIU, a minimum full width at half maximum of 30.20 nm, and a maximum linewidth narrowing ratio of 37.7% compared with the no-core fiber reference. As a functional extension, a PDMS-assisted temperature response is also numerically demonstrated over 0–50 °C, yielding a maximum temperature sensitivity of 7.1 nm/°C and a minimum FWHM of 26.68 nm. These results indicate that cladding-mode field engineering provides an effective strategy for designing narrow-linewidth fiber-optic SPR sensors.</p></div>","PeriodicalId":720,"journal":{"name":"Optical and Quantum Electronics","volume":"58 11","pages":""},"PeriodicalIF":4.0,"publicationDate":"2026-08-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148838110","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Visible-near infrared hyperspectral and dual-band thermal infrared compatible camouflage based on genetic algorithm optimized multilayer structure 基于遗传算法优化的可见-近红外高光谱与双波段热红外兼容迷彩多层结构
IF 4 3区 工程技术
Optical and Quantum Electronics Pub Date : 2026-08-27 DOI: 10.1007/s11082-026-09107-5
Chenlong Li, Chengyou Lin
{"title":"Visible-near infrared hyperspectral and dual-band thermal infrared compatible camouflage based on genetic algorithm optimized multilayer structure","authors":"Chenlong Li,&nbsp;Chengyou Lin","doi":"10.1007/s11082-026-09107-5","DOIUrl":"10.1007/s11082-026-09107-5","url":null,"abstract":"<div><p>With the rapid advancement of detection technologies, stealth technology has emerged as a critical countermeasure, with multi-spectral compatible stealth offering enhanced defense capabilities against diverse detection systems. This study introduces two types of stealth films using multilayer structures composed of ZnS and Ge. The geometric parameters of these structures are optimized for multiple targets simultaneously in the visible, near-infrared, mid-wave infrared (MWIR), and long-wave infrared (LWIR) bands using a genetic algorithm. These films simultaneously achieve visible light camouflage, hyperspectral camouflage, and dual-band infrared atmospheric window stealth. The reflection spectra of these films have a high degree of matching with the characteristic spectra of leaves and loess in the sunlight band (0.4–2.5 μm), and have the ability of hyperspectral camouflage. The average reflectivity in the infrared atmospheric windows (3–5 μm and 8–14 μm) is around 80%, enabling effective multi-spectral compatible stealth. In addition, the physical mechanisms underlying the reflectance spectra were elucidated through electric field distribution simulations. The effects of polarization and incident angle on the optical performance were also investigated. These multi-spectral compatible stealth multilayer films demonstrate significant potential for multi-spectral modulation and advanced thin-film design applications.</p></div>","PeriodicalId":720,"journal":{"name":"Optical and Quantum Electronics","volume":"58 11","pages":""},"PeriodicalIF":4.0,"publicationDate":"2026-08-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148838140","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Fabrication of the Au/guaiazulene-indanedione derivative IMID/p-Si/Al heterojunction photodiode and the effect of the IMID interface layer on electrical and optical characteristics 金/愈氮杂烯-茚二酮衍生物IMID/p-Si/Al异质结光电二极管的制备及其界面层对电学和光学特性的影响
IF 4 3区 工程技术
Optical and Quantum Electronics Pub Date : 2026-08-24 DOI: 10.1007/s11082-026-09105-7
Musa Erdoğan, Ali Rıza Deniz, Zakir Çaldıran
{"title":"Fabrication of the Au/guaiazulene-indanedione derivative IMID/p-Si/Al heterojunction photodiode and the effect of the IMID interface layer on electrical and optical characteristics","authors":"Musa Erdoğan,&nbsp;Ali Rıza Deniz,&nbsp;Zakir Çaldıran","doi":"10.1007/s11082-026-09105-7","DOIUrl":"10.1007/s11082-026-09105-7","url":null,"abstract":"<div><p>Organic interfacial layers have emerged as an effective strategy for tailoring the electrical and optoelectronic characteristics of silicon-based Schottky photodiodes through interface engineering. In this work, a donor–π–acceptor guaiazulene–indanedione derivative (IMID) was employed as an organic interfacial layer to fabricate an Au/IMID/p-Si/Al heterojunction photodiode, and its structural, optical, electrical, and photoresponse characteristics were systematically investigated. The deposited IMID thin film exhibited a thickness of 74.8 ± 1.5 nm, an average crystallite size of 7.4 nm, and an optical band gap of 3.05 eV. Under dark conditions, the fabricated device showed an ideality factor of 1.17 and a barrier height of 0.83 eV, indicating improved junction quality after incorporation of the IMID layer. Upon increasing the illumination intensity from 20 to 100 mW cm⁻<sup>2</sup>, the device exhibited a photosensitivity of 5238, a maximum responsivity of 0.0140 A W⁻<sup>1</sup>, and a specific detectivity of 4.79 × 10<sup>1</sup>° Jones. Repeated ON/OFF illumination measurements further demonstrated stable switching behavior with rise and decay times of approximately 2.53 s and 2.97 s, respectively. The obtained results demonstrate that the IMID interfacial layer effectively modifies charge transport across the metal/semiconductor interface and provides a promising molecular platform for interface engineering in silicon-based hybrid optoelectronic devices.</p></div>","PeriodicalId":720,"journal":{"name":"Optical and Quantum Electronics","volume":"58 11","pages":""},"PeriodicalIF":4.0,"publicationDate":"2026-08-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148837448","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A chromatic dispersion-based photonic crystal fiber sensor for high-sensitivity albumin detection 基于色散的高灵敏度白蛋白检测光子晶体光纤传感器
IF 4 3区 工程技术
Optical and Quantum Electronics Pub Date : 2026-08-24 DOI: 10.1007/s11082-026-09100-y
Abdelkader Boutaleb, Fayssal Menezla, Mohammed Debbal
{"title":"A chromatic dispersion-based photonic crystal fiber sensor for high-sensitivity albumin detection","authors":"Abdelkader Boutaleb,&nbsp;Fayssal Menezla,&nbsp;Mohammed Debbal","doi":"10.1007/s11082-026-09100-y","DOIUrl":"10.1007/s11082-026-09100-y","url":null,"abstract":"<div><p>Albumin is not only a transport protein for nutrients and hormones but also a key indicator for assessing the function of two vital organs: the liver and the kidneys. Hypoalbuminemia, defined as a serum albumin level below the normal human range of 3.5–5.0 g/dL, is associated with liver disease, kidney disease, or malnutrition. Given the critical role of albumin in human physiology, monitoring its levels is essential for assessing liver and kidney health. However, traditional diagnostic methods are hampered by operational complexity, lengthy procedures, high sample volume requirements, and relatively low sensitivity—factors that collectively reduce clinical utility and compromise patient comfort. To overcome the limitations of traditional invasive albumin measurement methods, this paper proposes a novel albumin sensor design utilizing photonic crystal fiber. The proposed sensor was analyzed and demonstrated numerically. A unique structure was designed in which albumin, the test analyte, is infiltrated into the 16 air holes arranged in a rhombic configuration. The sensing mechanism was based on monitoring variations in the chromatic dispersion characteristics of the fiber. The proposed sensor achieved an exceptionally high average spectral sensitivity at three wavelengths: 1.1, 1.4, and 1.55 <span>(mu)</span>m. The results showed that the sensor maintained strong sensitivity even when air was present in the remaining holes. Water infiltration was instead adopted as the operating condition, since biological albumin solutions are inherently aqueous and water thus better represents realistic biosensing conditions, with the sensor achieving a sensitivity of 0.09086 ps/(nm<span>(cdot)</span>km)/(g/dL) at 1.4 <span>(mu)</span>m under this configuration. This photonic crystal fiber–based sensor offers a promising approach for albumin sensing and may contribute to further advancements in non-invasive albumin measurement.</p></div>","PeriodicalId":720,"journal":{"name":"Optical and Quantum Electronics","volume":"58 11","pages":""},"PeriodicalIF":4.0,"publicationDate":"2026-08-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148837645","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Bioinspired high refractive index of violet-emitting polycarbonate films doped with naphthalimide dye for luminescent solar concentrator windows 掺萘酰亚胺染料的高折射率紫外聚碳酸酯薄膜的发光太阳能聚光窗
IF 4 3区 工程技术
Optical and Quantum Electronics Pub Date : 2026-08-24 DOI: 10.1007/s11082-026-09093-8
Mohammed Alyami, Samah El-Bashir
{"title":"Bioinspired high refractive index of violet-emitting polycarbonate films doped with naphthalimide dye for luminescent solar concentrator windows","authors":"Mohammed Alyami,&nbsp;Samah El-Bashir","doi":"10.1007/s11082-026-09093-8","DOIUrl":"10.1007/s11082-026-09093-8","url":null,"abstract":"<div><p>Highly transparent, photostable, violet-emitting polycarbonate (PC) films doped with a naphthalimide dye (KREMER 94730) were fabricated by solvent casting at thicknesses of about 500 ± 5 μm. The aggregation onset was qualitatively assessed by X-ray diffraction and transmission electron microscopy, which indicated uniform molecular dispersion of the dye up to 1.5 wt% and the formation of dye-clustered nanodomains at higher concentrations. The films exhibit strong UV–vis absorption and violet–blue fluorescence with a peak maximum around 440 nm and a quantum yield of 84% at 1.5 wt%, with CIE 1931 chromaticity coordinates of (x, y) ≈ (0.17, 0.05). Tauc and Ravindra–Penn analyses indicated bandgap narrowing from 4.0 to 2.97 eV and a corresponding refractive-index enhancement from 1.58 for pristine PC to 2.23 at 3 wt% dye loading, surpassing the high-refractive-index biopolymer chitin taken as a natural reference material for light confinement. These films are promising low-cost, sustainable matrices for luminescent solar concentrator windows in UV-rich environments, supporting daylighting and energy-efficient façades, and enabling climate-resilient building envelopes supporting urban SDG targets for clean energy and sustainable cities.</p><h3>Graphical abstract</h3><div><figure><div><div><picture><source><img></source></picture></div></div></figure></div></div>","PeriodicalId":720,"journal":{"name":"Optical and Quantum Electronics","volume":"58 11","pages":""},"PeriodicalIF":4.0,"publicationDate":"2026-08-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148837196","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Modification of nonlinear optical absorption of anatase TiO2 thin films using electron beam irradiation 电子束辐照改性锐钛矿型TiO2薄膜的非线性光学吸收
IF 4 3区 工程技术
Optical and Quantum Electronics Pub Date : 2026-08-24 DOI: 10.1007/s11082-026-09094-7
R. A. Ganeev, Y. A. Buriyev, T. K. Turdaliev, V. V. Kim, B. K. Eshchanov, S. B. Reyimbayev, B. R. Sobirov, G. S. Boltaev, Z. U. Esanov, Kh. B. Ashurov
{"title":"Modification of nonlinear optical absorption of anatase TiO2 thin films using electron beam irradiation","authors":"R. A. Ganeev,&nbsp;Y. A. Buriyev,&nbsp;T. K. Turdaliev,&nbsp;V. V. Kim,&nbsp;B. K. Eshchanov,&nbsp;S. B. Reyimbayev,&nbsp;B. R. Sobirov,&nbsp;G. S. Boltaev,&nbsp;Z. U. Esanov,&nbsp;Kh. B. Ashurov","doi":"10.1007/s11082-026-09094-7","DOIUrl":"10.1007/s11082-026-09094-7","url":null,"abstract":"<div><p>We report the morphological characterization and measurements of the nonlinear absorption of two groups of original anatase TiO<sub>2</sub> thin films and the films irradiated by electron beam. The nonlinear absorption was studied using 1030 nm and 515 nm, 200 fs laser pulses. The photon energy at 1030 nm does not allow nonlinear absorption in the non-irradiated film, while in the case of the irradiated film we observed the two-photon absorption. The transformative application of the modification of absorbance and energy states in the forbidden zone of TiO<sub>2</sub> resulting in modification of the nonlinear absorption mechanism is discussed. The corresponding value of <i>β</i><sub>2PA</sub> of the anatase TiO<sub>2</sub> film irradiated by electron beam was determined to be 5 × 10<sup>−9</sup> cm W<sup>−1</sup> in the case of the 1030 nm probe radiation. The origin of two-photon absorption in irradiated film at this wavelength was attributed to the formation of the trap states and defects under the action of the electron beam. The saturated intensity and <i>β</i><sub>2PA</sub> of irradiated anatase TiO<sub>2</sub> film in the case of the 515 nm probe radiation were determined to be <i>I</i><sub>sat</sub> = 2 × 10<sup>12</sup> W cm<sup>−2</sup> and 4.7 × 10<sup>−8</sup> cm W<sup>−1</sup>, respectively.</p></div>","PeriodicalId":720,"journal":{"name":"Optical and Quantum Electronics","volume":"58 11","pages":""},"PeriodicalIF":4.0,"publicationDate":"2026-08-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148837418","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
High-efficiency Cs2SnI6 double-perovskite solar cell design and optimization achieving 30.45% PCE 实现30.45% PCE的高效Cs2SnI6双钙钛矿太阳能电池设计与优化
IF 4 3区 工程技术
Optical and Quantum Electronics Pub Date : 2026-08-24 DOI: 10.1007/s11082-026-09098-3
Vikas Kumar, Vikas Kumar Kashyap, Alka Verma, Anuj K. Sharma, Yogendra Kumar Prajapati
{"title":"High-efficiency Cs2SnI6 double-perovskite solar cell design and optimization achieving 30.45% PCE","authors":"Vikas Kumar,&nbsp;Vikas Kumar Kashyap,&nbsp;Alka Verma,&nbsp;Anuj K. Sharma,&nbsp;Yogendra Kumar Prajapati","doi":"10.1007/s11082-026-09098-3","DOIUrl":"10.1007/s11082-026-09098-3","url":null,"abstract":"<div><p>This study demonstrates a numerical study on a solar cell utilizing Cs<sub>2</sub>SnI<sub>6</sub> double-perovskites as an absorber layer, evaluating its efficiency with three different Electron Transfer Medium (ETM) materials, including cadmium zinc sulfide (CdZnS), WO<sub>3</sub> (tungsten trioxide), and ZnO (zinc oxide), with four HTM (hole transfer medium) such as CuI (cuprous iodide), CBTS (copper barium tin sulfide), CuO (cupric oxide), and Spiro-MeOTAD. Among all twelve tested design structures, ITO/CdZnS/Cs<sub>2</sub>SnI<sub>6</sub>/CBTS/W configuration initially offers PCE of 30.3%, the highest among the tested. Further, to optimize the device structure ITO/CdZnS/Cs<sub>2</sub>SnI<sub>6</sub>/CBTS/W various other parameters were rigorously examined which includes (1) absorber layer thickness, (2) ETL and HTL thickness, (3) acceptor density of absorber material, (4) defect density of absorber materials, (5) Interface defects at the ETL/perovskite and perovskite/HTL junctions, (6) effect of temperature on solar cell performance, (7) series and shunt resistance (8) J-V curve and Quantum Efficiency of the optimized solar cell was investigated. Also, the couple effect of defect density and thickness of the absorber layer was studied. Final optimized device structure ITO/ CdZnS /Cs<sub>2</sub>SnI<sub>6</sub>/CBTS/W offers the highest PCE of 30.45% with other parameters as V<sub>OC</sub> =1.17, J<sub>SC</sub>= 30.71 mA/cm<sup>2</sup>, and FF = 84.19%.</p></div>","PeriodicalId":720,"journal":{"name":"Optical and Quantum Electronics","volume":"58 11","pages":""},"PeriodicalIF":4.0,"publicationDate":"2026-08-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148837520","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Computational design and machine learning assisted optimization of MXene-engineered MAPbI3/MASnI3 double-absorber perovskite solar cells mxene工程MAPbI3/MASnI3双吸收钙钛矿太阳能电池的计算设计和机器学习辅助优化
IF 4 3区 工程技术
Optical and Quantum Electronics Pub Date : 2026-08-24 DOI: 10.1007/s11082-026-09078-7
Sayandeep Biswas, Md. Shahnawaz, Pallabi Debnath, Prativa Agarwalla
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